CN105088510B - A kind of production method of polyaxial shuffling braid - Google Patents
A kind of production method of polyaxial shuffling braid Download PDFInfo
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- CN105088510B CN105088510B CN201510584823.8A CN201510584823A CN105088510B CN 105088510 B CN105088510 B CN 105088510B CN 201510584823 A CN201510584823 A CN 201510584823A CN 105088510 B CN105088510 B CN 105088510B
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Abstract
The invention discloses a kind of production method of polyaxial shuffling braid, step 1：It is prepared by 0 ° of warp thread of first layer；Step 2：It is prepared by 0 ° of the second layer, 0 ° of warp thread~n-th layer warp thread；N is natural number, >=2；Step 3：It is prepared by N+1~N+N layers of weft yarn；And the angle between any one layer of weft yarn and the workbench of tricot machine is 90 °~+90 °, the weft yarn of the equal angular for one layer either multi-layer phase with or unlike material weft yarn；Step 4：It is prepared by lashing wire；Step 5：By material prepared by step 1 to step 4 carries out placed, shuffling obtains polyaxial shuffling braid；Step 6：Cutting, winding.The method of the present invention can ensure that the uniformity being uniformly distributed with thickness of fiber in each region of blended fabric, realize the designability of composite property and cost, reduce production cost.
Description
Technical field
The present invention relates to a kind of production methods of polyaxial shuffling braid.
Background technology
Wind energy receives the concern of countries in the world as a kind of inexhaustible, nexhaustible renewable resource.The valency of wind-powered electricity generation
Lattice and power of fan are inversely proportional, and power of fan is bigger, and unit cost of electricity-generating is lower.The output power P's and rotor diameter D of wind turbine
Square directly proportional, i.e. P=0.3 × D2.Increase rotor diameter, wind turbine output power will be increased by exponential function.With modernism
The development of power technology and reach its maturity, wind power generating set research along increase single-machine capacity, mitigate per kilowatt quality, improve
The direction of transfer efficiency is developed.In order to ensure not touch pylon (pylon headroom standard) in extreme wind load inferior lobe point, blade must have
There is enough rigidity.The quality of blade should be mitigated, meet intensity and rigidity requirement again, effective method is using carbon fiber
Enhancing.
It is 2 times of GFRP that carbon fiber, which has excellent properties, the specific strength such as high intensity, high-modulus, low-density, corrosion-resistant,
Specific modulus is 3 times of GFRP.Single CFRP certainly exists the defects of toughness is relatively low while rigidity is higher.And carbon fiber
Price is more expensive than glass, excessively high using 100% carbon fiber weaving blade cost, is mainly carbon fibre and glass mixing both at home and abroad at present
It uses.
The shortcomings that fiber hybrid composite can be effectively made up present in Single Fiber enhancing composite material, is compound
One of the development trend in material future.Glass is the breaking strain of 2 fiber hybrid composite (HFRP) with carbon fibre volume ratio
Than CFRP high 30%~50%；The modulus of glass fiber compound material is generally relatively low, but if the carbon fiber of introducing 50% is as table
Layer, is combined into sandwich form, modulus can reach the 90% of carbon fibre composite；Glass fiber compound material fatigue life is
Decreases in non-linear such as introduces 50% carbon fiber, and fatigue life translates into linear decrease, and pulsating stress also has larger
It improves.
Therefore, carbon fiber and glass fiber hybrid are used, is particularly uniformly used when fabric weaves, coordination
Match somebody with somebody, order each play its performance advantage, mutually learn from other's strong points to offset one's weaknesses, can not only improve comprehensive performance, moreover it is possible to mitigate weight, reduce into
Originally, increase economic efficiency.
Existing common polyaxial shuffling knitted fabric is that paving is mixed in individual layer face, in high performance composites industry
In, fiber and being uniformly distributed for resin are one of key factors for influencing composite property, since knitted fabric is through close, raw material
The limitation of specification and the characteristic of different materials different densities, to obtain different fibrous materials in the woven object plane of individual layer shuffling
Condition of equivalent thickness, then the designability of shuffling knitted fabric will be very restricted, therefore product would become hard to low-cost industrial
Production.
The content of the invention
Be uniformly distributed with thickness one of fiber in each region of blended fabric is can ensure that the object of the present invention is to provide a kind of
Cause property realizes the designability of composite property and cost, reduces the producer of the polyaxial shuffling braid of production cost
Method.
Realize that a kind of production method of polyaxial shuffling braid of the object of the invention comprises the following steps：
Step 1：It is prepared by 0 ° of warp thread of first layer；
Step 2：It is prepared by 0 ° of the second layer, 0 ° of warp thread~n-th layer warp thread；N is natural number, >=2；
Step 3：It is prepared by N+1~N+N layers of weft yarn；And the angle between any one layer of weft yarn and the workbench of tricot machine
For -90 °~+90 °, the weft yarn of the equal angular for one layer either multi-layer phase with or unlike material weft yarn；
Step 4：It is prepared by lashing wire；
Step 5：By material prepared by step 1 to step 4 carries out placed, shuffling obtains polyaxial shuffling braid；
Step 6：Cutting, winding.
Described 0 ° of warp thread of first layer, 0 ° of the second layer, 0 ° of warp thread~n-th layer warp thread, N+1~N+N layers of weft yarn are selected from glass fibers
It is dimension, carbon fiber, basalt fibre, aramid fiber, superhigh molecular weight polyethylene fibers, Fypro, polyphenylene sulfide fibre, poly-
Imide fiber, polyester fiber, polypropylene fibre or nylon fiber；The warp thread is identical or different with weft material, described
The material of each 0 ° of warp thread of layer is identical or different；The material of each layer weft yarn is identical or different.
In the step 1 neutralization procedure two and step 3,0 ° of warp thread of first layer, 0 ° of the second layer, 0 ° of warp thread~n-th layer warp
Yarn, the preparation method of N+1~N+N layers of weft yarn are：It is required according to the density design in single layer fibre face, with reference to the rule of selected fiber
Lattice calculate required fiber head part；When 0 ° of warp thread or weft yarn use some fibers (such as carbon fiber), in the fine pre-setting of exhibition
The preparation of unidirectional predetermined fiber type band is carried out in equipment.
The step 1 neutralization procedure two exists the unidirectional predetermined fiber type band winding of some fibers prepared (such as carbon is fine)
Both sides have in the warp beam of grade disk, and the warp beam for installing unidirectional predetermined fiber type band is placed on creel and is unwind；By some fibers
(such as glass) enters knitting zone by each road porcelain eye on bank is placed on through warp let-off roller；In the step 3, it will make
The unidirectional predetermined fiber type band winding of some fibers (such as carbon is fine) got ready has on both sides on the axis of grade disk, is placed in weft rack and moves back
Around；Some fibers (such as glass) are laid on weft rack is placed on by Weft laying trolley.
In the step 1 neutralization procedure two and step 3, using the friction band control of mechanical tension spring or electronic type during unwinding
Constant moment of force controls tension.
The step 2, the preparation method of the second layer 0 ° of warp thread~n-th layer, 0 ° of warp thread are：Non- allied fiber is placed on warp thread
On creel, carry out outer ring unwinding by properties of product requirement or inner ring is unwind；According to 0 ° of fiber areal densities design requirement, binding fiber
Specification, calculate required fiber head part, fiber from warp let-off roller coated, is opened by the rotating speed of warp let-off roller
Power controls；In the step 3, N+1~N+N layers of weft yarn preparation method are：Non- allied fiber is individually positioned in weft yarn creel
On, it carries out performance requirement by fiber and carries out outer ring unwinding or inner ring unwinding, according to the design of different angle weft fibres surface density
It is required that binding fiber specification, calculates required fiber head part, fiber is subjected to tension control through weft yarn porcelain eye to weft tension piece
System.
In the step 4, the preparation method of lashing wire is, will binding line fiber be placed on creel by warping machine into
The preparation of row coiled hair warp beam carries out tension force by yarn tensioner to the lashing wire on single creel.
In the step 5, material prepared by step 1 to step 4 carries out placed, with mechanical or electronic type mode
Control placed tension, the mixed weaving on biaxial warp knitting machine or multiple-axial warp knitting machine or knit-stitch machine.
After employing above-mentioned technical proposal, present invention offers following advantageous effects：(1) present invention has broken traditional
The mode being laid in individual layer face, 0 ° of warp is unidirectionally laid with using two layers or more than two layers identical or different fiber,
To weft yarn also using two layers either more than two layers identical or different fiber carry out the unidirectional layings of all angles, each angle
It can be one layer of either two layers or multilayer, finally carry out shuffling again and form, therefore can realize two or more not
With the laying of material, it is ensured that the uniformity being uniformly distributed with thickness of fiber in each region of blended fabric, different 0 ° of warp fibers
The grammes per square metre of layer or weft fibres layer can be in 30-3000 grams/m2In the range of arbitrarily adjust, it is achieved thereby that composite property and
The designability of cost, the good each layer fiber of early-stage preparations, last time braiding can save braiding cost at least once；
And layering tension can be controlled individually, and fabric property greatly improves.
(2) the warp fiber number of plies and the weft fibres number of plies of the invention can arbitrarily be set, and material can also be as needed
Make choice, thus can according to the requirement of the use occasion of woven cloth come determine the number of plies of the material of fiber and fiber and gram
Weight.
(3) warp thread of the invention, the preparation method of weft yarn, the control method of tension all there are many, can be according to actual feelings
Condition selects.
Specific embodiment
(embodiment 1)
A kind of production method of polyaxial shuffling braid of the present embodiment, comprises the following steps：
Step 1：It is prepared by 0 ° of warp thread of first layer；First layer is 150g/m2, 600tex, 600 glass fibres；
Step 2：It is prepared by 0 ° of warp thread of the second layer；The second layer：12k, 800tex, 32 carbon fibers, due to the fracture of carbon fiber
Elongation is low, it is therefore desirable to circular carbon fiber be become a very thin plane with the fine equipment of special exhibition, that is, need first to open up fibre；
The unidirectional predetermined fiber type band prepared, which is wound, to be had on both sides in the warp beam of grade disk, will install the warp of unidirectional predetermined fiber type band
Axis is placed on creel and unwinds；Using the friction band control of mechanical tension spring or electronic type constant moment of force control tension during unwinding；
Step 3：It is prepared by three~layer 6 weft yarn；Third layer：45 ° of ﹢, 300g/m2, 300tex, 90 glass fibres；
4th layer：45 ° of ﹢, 12k, 800tex, 10 carbon fibers (need first to open up fine, the unidirectional predetermined fiber type of the preparation as shown in step 2
Band)；Layer 5：45 ° of ﹣, 12k, 800tex, 10 carbon fibers (needing first to open up fibre)；Layer 6：45 ° of ﹣, 300tex, 90 glass
Fiber；Non- allied fiber is individually positioned on weft yarn creel, and carrying out performance requirement by fiber carries out outer ring unwinding or inner ring unwinding,
Fiber is subjected to tension force through weft yarn porcelain eye to weft tension piece；
Step 4：It is prepared by lashing wire；Line fiber will be bundled to be placed on creel through the system of warping machine progress coiled hair warp beam
It is standby or by yarn tensioner on single creel lashing wire carry out tension force；
Step 5：Material prepared by step 1 to step 4 carries out placed, and paving is controlled with mechanical or electronic type mode
Tension is put, the mixed weaving on biaxial warp knitting machine or multiple-axial warp knitting machine or knit-stitch machine；
Step 6：Cutting, winding.
Particular embodiments described above has carried out the purpose of the present invention, technical solution and advantageous effect further in detail
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to limit the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the present invention
Within the scope of shield.
Claims (5)
1. a kind of production method of polyaxial shuffling braid, it is characterised in that comprise the following steps：
Step 1：It is prepared by 0 ° of warp thread of first layer；First layer is 150g/ ㎡, 600tex, 600 glass fibres；
Step 2：It is prepared by 0 ° of warp thread of the second layer；The second layer is 12k, 800tex, 32 carbon fibers；
Step 3：It is prepared by the three~six layer of weft yarn；Third layer：45 ° of ﹢, 300g/ ㎡, 300tex, 90 glass fibres；4th layer：
45 ° of ﹢, 12k, 800tex, 10 carbon fibers, first exhibition is fine and is prepared into unidirectional predetermined fiber type band；Layer 5：45 ° of ﹣, 12k,
800tex, 10 carbon fibers, first exhibition is fine；Layer 6：45 ° of ﹣, 300tex, 90 glass fibres；
Step 4：It is prepared by lashing wire；
Step 5：By material prepared by step 1 to step 4 carries out placed, shuffling obtains polyaxial shuffling braid；
Step 6：Cutting, winding；
In the step 1 neutralization procedure two and step 3,0 ° of warp thread of first layer, 0 ° of warp thread of the second layer, the three~six layer of weft yarn
Preparation method is：It is required according to the density design in single layer fibre face, with reference to the specification of selected fiber, calculates required fiber head
Part；When 0 ° of warp thread or weft yarn use carbon fiber, the preparation of unidirectional predetermined fiber type band is carried out in the fine pre-setting equipment of exhibition；
In the step 3, the three~six layer of weft yarn preparation method is：Non- allied fiber is individually positioned on weft yarn creel, by fibre
Dimension carries out performance requirement and carries out outer ring unwinding or inner ring unwinding, according to the design requirement of different angle weft fibres surface density, knot
Condensating fiber specification calculates required fiber head part, and fiber is carried out tension force through weft yarn porcelain eye to weft tension piece；
The step 1 neutralization procedure two, the unidirectional predetermined fiber type band prepared, which is wound, to be had on both sides in the warp beam of grade disk,
The warp beam for installing unidirectional predetermined fiber type band is placed on creel and is unwind；
In the step 1, using the friction band control of mechanical tension spring or electronic type constant moment of force control tension during unwinding.
2. a kind of production method of polyaxial shuffling braid according to claim 1, it is characterised in that：The step 3
In, the unidirectional predetermined fiber type band prepared, which is wound, to be had on both sides on the axis of grade disk, is placed in weft rack and is unwind.
3. a kind of production method of polyaxial shuffling braid according to claim 2, it is characterised in that：The step 2
And in step 3, using the friction band control of mechanical tension spring or electronic type constant moment of force control tension during unwinding.
4. a kind of production method of polyaxial shuffling braid according to claim 1, it is characterised in that：The step 4
In, the preparation method of lashing wire is that will bundle line fiber to be placed on creel through the preparation of warping machine progress coiled hair warp beam, is led to
It crosses yarn tensioner and tension force is carried out to the lashing wire on single creel.
5. a kind of production method of polyaxial shuffling braid according to any one of claims 1 to 4, it is characterised in that：Institute
It states in step 5, material prepared by step 1 to step 4 carries out placed, and placed is controlled with mechanical or electronic type mode
Power, the mixed weaving on biaxial warp knitting machine or multiple-axial warp knitting machine or knit-stitch machine.
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| CN201510584823.8A CN105088510B (en) | 2015-09-15 | 2015-09-15 | A kind of production method of polyaxial shuffling braid |
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| CN201510584823.8A CN105088510B (en) | 2015-09-15 | 2015-09-15 | A kind of production method of polyaxial shuffling braid |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107458046A (en) * | 2017-09-07 | 2017-12-12 | 浙江成如旦新能源科技股份有限公司 | A kind of fiber blended fabric |
| CN107523931A (en) * | 2017-09-26 | 2017-12-29 | 常州市宏发纵横新材料科技股份有限公司 | The step shuffling weaving process of carbon glass one and device |
| CN107557969A (en) * | 2017-10-24 | 2018-01-09 | 江苏金风科技有限公司 | Three axial direction fibre fabrics and its manufacture method containing drawing and extruding bar |
| CN108950854A (en) * | 2018-08-03 | 2018-12-07 | 江苏先诺新材料科技有限公司 | A kind of high-strength wearable type polyimide fiber rope band and preparation method thereof |
| CA3110167C (en) | 2018-08-21 | 2024-06-25 | Owens Corning Intellectual Capital, Llc | Multiaxial reinforcing fabric with a stitching yarn for improved fabric infusion |
| US11913148B2 (en) | 2018-08-21 | 2024-02-27 | Owens Corning Intellectual Capital, Llc | Hybrid reinforcement fabric |
| CN109137246A (en) * | 2018-08-27 | 2019-01-04 | 浙江成如旦新能源科技股份有限公司 | A kind of carbon glass blended fabric and its production method |
| CN113699675A (en) * | 2021-09-06 | 2021-11-26 | 内蒙合成化工研究所 | Near-isotropic flexible composite material and preparation method thereof |
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